src/com/owncloud/android/ui/fragment/FileDetailFragment.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18 package com.owncloud.android.ui.fragment;
  19
  20 import java.io.File;
  21 import java.io.IOException;
  22 import java.util.ArrayList;
  23 import java.util.List;
  24
  25 import org.apache.commons.httpclient.HttpException;
  26 import org.apache.commons.httpclient.methods.GetMethod;
  27 import org.apache.commons.httpclient.methods.PostMethod;
  28 import org.apache.commons.httpclient.methods.StringRequestEntity;
  29 import org.apache.commons.httpclient.params.HttpConnectionManagerParams;
  30 import org.apache.http.HttpStatus;
  31 import org.apache.http.NameValuePair;
  32 import org.apache.http.client.utils.URLEncodedUtils;
  33 import org.apache.http.message.BasicNameValuePair;
  34 import org.apache.http.protocol.HTTP;
  35 import org.apache.jackrabbit.webdav.client.methods.DavMethodBase;
  36 import org.apache.jackrabbit.webdav.client.methods.DeleteMethod;
  37 import org.apache.jackrabbit.webdav.client.methods.PropFindMethod;
  38 import org.json.JSONObject;
  39
  40 import android.accounts.Account;
  41 import android.accounts.AccountManager;
  42 import android.annotation.SuppressLint;
  43 import android.app.Activity;
  44 import android.content.ActivityNotFoundException;
  45 import android.content.BroadcastReceiver;
  46 import android.content.Context;
  47 import android.content.Intent;
  48 import android.content.IntentFilter;
  49 import android.content.res.Resources.NotFoundException;
  50 import android.graphics.Bitmap;
  51 import android.graphics.BitmapFactory;
  52 import android.graphics.BitmapFactory.Options;
  53 import android.graphics.Point;
  54 import android.net.Uri;
  55 import android.os.AsyncTask;
  56 import android.os.Bundle;
  57 import android.os.Handler;
  58 import android.support.v4.app.FragmentTransaction;
  59 import android.util.Log;
  60 import android.view.Display;
  61 import android.view.LayoutInflater;
  62 import android.view.View;
  63 import android.view.View.OnClickListener;
  64 import android.view.ViewGroup;
  65 import android.view.WindowManager.LayoutParams;
  66 import android.webkit.MimeTypeMap;
  67 import android.widget.Button;
  68 import android.widget.CheckBox;
  69 import android.widget.ImageView;
  70 import android.widget.TextView;
  71 import android.widget.Toast;
  72
  73 import com.actionbarsherlock.app.SherlockDialogFragment;
  74 import com.actionbarsherlock.app.SherlockFragment;
  75 import com.owncloud.android.AccountUtils;
  76 import com.owncloud.android.DisplayUtils;
  77 import com.owncloud.android.authenticator.AccountAuthenticator;
  78 import com.owncloud.android.datamodel.FileDataStorageManager;
  79 import com.owncloud.android.datamodel.OCFile;
  80 import com.owncloud.android.files.services.FileDownloader;
  81 import com.owncloud.android.files.services.FileUploader;
  82 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  83 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  84 import com.owncloud.android.network.OwnCloudClientUtils;
  85 import com.owncloud.android.ui.activity.FileDetailActivity;
  86 import com.owncloud.android.ui.activity.FileDisplayActivity;
  87 import com.owncloud.android.ui.activity.TransferServiceGetter;
  88 import com.owncloud.android.utils.OwnCloudVersion;
  89
  90 import com.owncloud.android.R;
  91 import eu.alefzero.webdav.WebdavClient;
  92 import eu.alefzero.webdav.WebdavUtils;
  93
  94 /**
  95  * This Fragment is used to display the details about a file.
  96  *
  97  * @author Bartek Przybylski
  98  *
  99  */
 100 public class FileDetailFragment extends SherlockFragment implements
 101         OnClickListener, ConfirmationDialogFragment.ConfirmationDialogFragmentListener {
 102
 103     public static final String EXTRA_FILE = "FILE";
 104     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 105
 106     private FileDetailFragment.ContainerActivity mContainerActivity;
 107
 108     private int mLayout;
 109     private View mView;
 110     private OCFile mFile;
 111     private Account mAccount;
 112     private ImageView mPreview;
 113
 114     private DownloadFinishReceiver mDownloadFinishReceiver;
 115     private UploadFinishReceiver mUploadFinishReceiver;
 116
 117     private static final String TAG = "FileDetailFragment";
 118     public static final String FTAG = "FileDetails";
 119     public static final String FTAG_CONFIRMATION = "REMOVE_CONFIRMATION_FRAGMENT";
 120
 121
 122     /**
 123      * Creates an empty details fragment.
 124      *
 125      * It's necessary to keep a public constructor without parameters; the system uses it when tries to reinstantiate a fragment automatically.
 126      */
 127     public FileDetailFragment() {
 128         mFile = null;
 129         mAccount = null;
 130         mLayout = R.layout.file_details_empty;
 131     }
 132
 133
 134     /**
 135      * Creates a details fragment.
 136      *
 137      * When 'fileToDetail' or 'ocAccount' are null, creates a dummy layout (to use when a file wasn't tapped before).
 138      *
 139      * @param fileToDetail      An {@link OCFile} to show in the fragment
 140      * @param ocAccount         An ownCloud account; needed to start downloads
 141      */
 142     public FileDetailFragment(OCFile fileToDetail, Account ocAccount) {
 143         mFile = fileToDetail;
 144         mAccount = ocAccount;
 145         mLayout = R.layout.file_details_empty;
 146
 147         if(fileToDetail != null && ocAccount != null) {
 148             mLayout = R.layout.file_details_fragment;
 149         }
 150     }
 151
 152
 153     @Override
 154     public View onCreateView(LayoutInflater inflater, ViewGroup container,
 155             Bundle savedInstanceState) {
 156         super.onCreateView(inflater, container, savedInstanceState);
 157
 158         if (savedInstanceState != null) {
 159             mFile = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 160             mAccount = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_ACCOUNT);
 161         }
 162
 163         View view = null;
 164         view = inflater.inflate(mLayout, container, false);
 165         mView = view;
 166
 167         if (mLayout == R.layout.file_details_fragment) {
 168             mView.findViewById(R.id.fdKeepInSync).setOnClickListener(this);
 169             mView.findViewById(R.id.fdRenameBtn).setOnClickListener(this);
 170             mView.findViewById(R.id.fdDownloadBtn).setOnClickListener(this);
 171             mView.findViewById(R.id.fdOpenBtn).setOnClickListener(this);
 172             mView.findViewById(R.id.fdRemoveBtn).setOnClickListener(this);
 173             //mView.findViewById(R.id.fdShareBtn).setOnClickListener(this);
 174             mPreview = (ImageView)mView.findViewById(R.id.fdPreview);
 175         }
 176
 177         updateFileDetails();
 178         return view;
 179     }
 180
 181
 182     /**
 183      * {@inheritDoc}
 184      */
 185     @Override
 186     public void onAttach(Activity activity) {
 187         super.onAttach(activity);
 188         try {
 189             mContainerActivity = (ContainerActivity) activity;
 190         } catch (ClassCastException e) {
 191             throw new ClassCastException(activity.toString() + " must implement " + FileDetailFragment.ContainerActivity.class.getCanonicalName());
 192         }
 193     }
 194
 195
 196     @Override
 197     public void onSaveInstanceState(Bundle outState) {
 198         Log.i(getClass().toString(), "onSaveInstanceState() start");
 199         super.onSaveInstanceState(outState);
 200         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mFile);
 201         outState.putParcelable(FileDetailFragment.EXTRA_ACCOUNT, mAccount);
 202         Log.i(getClass().toString(), "onSaveInstanceState() end");
 203     }
 204
 205
 206     @Override
 207     public void onResume() {
 208         super.onResume();
 209
 210         mDownloadFinishReceiver = new DownloadFinishReceiver();
 211         IntentFilter filter = new IntentFilter(
 212                 FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 213         getActivity().registerReceiver(mDownloadFinishReceiver, filter);
 214
 215         mUploadFinishReceiver = new UploadFinishReceiver();
 216         filter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 217         getActivity().registerReceiver(mUploadFinishReceiver, filter);
 218
 219         mPreview = (ImageView)mView.findViewById(R.id.fdPreview);
 220     }
 221
 222     @Override
 223     public void onPause() {
 224         super.onPause();
 225
 226         getActivity().unregisterReceiver(mDownloadFinishReceiver);
 227         mDownloadFinishReceiver = null;
 228
 229         getActivity().unregisterReceiver(mUploadFinishReceiver);
 230         mUploadFinishReceiver = null;
 231
 232         if (mPreview != null) {
 233             mPreview = null;
 234         }
 235     }
 236
 237     @Override
 238     public View getView() {
 239         return super.getView() == null ? mView : super.getView();
 240     }
 241
 242
 243
 244     @Override
 245     public void onClick(View v) {
 246         switch (v.getId()) {
 247             case R.id.fdDownloadBtn: {
 248                 //if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath())) {
 249                 FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 250                 if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
 251                     downloaderBinder.cancel(mAccount, mFile);
 252                     if (mFile.isDown()) {
 253                         setButtonsForDown();
 254                     } else {
 255                         setButtonsForRemote();
 256                     }
 257
 258                 } else {
 259                     Intent i = new Intent(getActivity(), FileDownloader.class);
 260                     i.putExtra(FileDownloader.EXTRA_ACCOUNT, mAccount);
 261                     i.putExtra(FileDownloader.EXTRA_FILE, mFile);
 262                     /*i.putExtra(FileDownloader.EXTRA_REMOTE_PATH, mFile.getRemotePath());
 263                     i.putExtra(FileDownloader.EXTRA_FILE_PATH, mFile.getRemotePath());
 264                     i.putExtra(FileDownloader.EXTRA_FILE_SIZE, mFile.getFileLength());*/
 265
 266                     // update ui
 267                     setButtonsForTransferring();
 268
 269                     getActivity().startService(i);
 270                     mContainerActivity.onFileStateChanged();    // this is not working; it is performed before the fileDownloadService registers it as 'in progress'
 271                 }
 272                 break;
 273             }
 274             case R.id.fdKeepInSync: {
 275                 CheckBox cb = (CheckBox) getView().findViewById(R.id.fdKeepInSync);
 276                 mFile.setKeepInSync(cb.isChecked());
 277                 FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getApplicationContext().getContentResolver());
 278                 fdsm.saveFile(mFile);
 279                 if (mFile.keepInSync()) {
 280                     onClick(getView().findViewById(R.id.fdDownloadBtn));
 281                 } else {
 282                     mContainerActivity.onFileStateChanged();    // put inside 'else' to not call it twice (here, and in the virtual click on fdDownloadBtn)
 283                 }
 284                 /*
 285                 Intent intent = new Intent(getActivity().getApplicationContext(),
 286                                            FileObserverService.class);
 287                 intent.putExtra(FileObserverService.KEY_FILE_CMD,
 288                            (cb.isChecked()?
 289                                    FileObserverService.CMD_ADD_OBSERVED_FILE:
 290                                    FileObserverService.CMD_DEL_OBSERVED_FILE));
 291                 intent.putExtra(FileObserverService.KEY_CMD_ARG, mFile.getStoragePath());
 292                 getActivity().startService(intent);
 293                 */
 294                 break;
 295             }
 296             case R.id.fdRenameBtn: {
 297                 EditNameFragment dialog = EditNameFragment.newInstance(mFile.getFileName());
 298                 dialog.show(getFragmentManager(), "nameeditdialog");
 299                 dialog.setOnDismissListener(this);
 300                 break;
 301             }
 302             case R.id.fdRemoveBtn: {
 303                 ConfirmationDialogFragment confDialog = ConfirmationDialogFragment.newInstance(
 304                         R.string.confirmation_remove_alert,
 305                         new String[]{mFile.getFileName()},
 306                         mFile.isDown() ? R.string.confirmation_remove_remote_and_local : R.string.confirmation_remove_remote,
 307                         mFile.isDown() ? R.string.confirmation_remove_local : -1,
 308                         R.string.common_cancel);
 309                 confDialog.setOnConfirmationListener(this);
 310                 confDialog.show(getFragmentManager(), FTAG_CONFIRMATION);
 311                 break;
 312             }
 313             case R.id.fdOpenBtn: {
 314                 String storagePath = mFile.getStoragePath();
 315                 String encodedStoragePath = WebdavUtils.encodePath(storagePath);
 316                 try {
 317                     Intent i = new Intent(Intent.ACTION_VIEW);
 318                     i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mFile.getMimetype());
 319                     i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 320                     startActivity(i);
 321
 322                 } catch (Throwable t) {
 323                     Log.e(TAG, "Fail when trying to open with the mimeType provided from the ownCloud server: " + mFile.getMimetype());
 324                     boolean toastIt = true;
 325                     String mimeType = "";
 326                     try {
 327                         Intent i = new Intent(Intent.ACTION_VIEW);
 328                         mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
 329                         if (mimeType != null && !mimeType.equals(mFile.getMimetype())) {
 330                             i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mimeType);
 331                             i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 332                             startActivity(i);
 333                             toastIt = false;
 334                         }
 335
 336                     } catch (IndexOutOfBoundsException e) {
 337                         Log.e(TAG, "Trying to find out MIME type of a file without extension: " + storagePath);
 338
 339                     } catch (ActivityNotFoundException e) {
 340                         Log.e(TAG, "No activity found to handle: " + storagePath + " with MIME type " + mimeType + " obtained from extension");
 341
 342                     } catch (Throwable th) {
 343                         Log.e(TAG, "Unexpected problem when opening: " + storagePath, th);
 344
 345                     } finally {
 346                         if (toastIt) {
 347                             Toast.makeText(getActivity(), "There is no application to handle file " + mFile.getFileName(), Toast.LENGTH_SHORT).show();
 348                         }
 349                     }
 350
 351                 }
 352                 break;
 353             }
 354             default:
 355                 Log.e(TAG, "Incorrect view clicked!");
 356         }
 357
 358         /* else if (v.getId() == R.id.fdShareBtn) {
 359             Thread t = new Thread(new ShareRunnable(mFile.getRemotePath()));
 360             t.start();
 361         }*/
 362     }
 363
 364
 365     @Override
 366     public void onConfirmation(String callerTag) {
 367         if (callerTag.equals(FTAG_CONFIRMATION)) {
 368             FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 369             if (fdsm.getFileById(mFile.getFileId()) != null) {
 370                 new Thread(new RemoveRunnable(mFile, mAccount, new Handler())).start();
 371                 boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 372                 getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 373             }
 374         }
 375     }
 376
 377     @Override
 378     public void onNeutral(String callerTag) {
 379         FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 380         File f = null;
 381         if (mFile.isDown() && (f = new File(mFile.getStoragePath())).exists()) {
 382             f.delete();
 383             mFile.setStoragePath(null);
 384             fdsm.saveFile(mFile);
 385             updateFileDetails(mFile, mAccount);
 386         }
 387     }
 388
 389     @Override
 390     public void onCancel(String callerTag) {
 391         Log.d(TAG, "REMOVAL CANCELED");
 392     }
 393
 394
 395     /**
 396      * Check if the fragment was created with an empty layout. An empty fragment can't show file details, must be replaced.
 397      *
 398      * @return  True when the fragment was created with the empty layout.
 399      */
 400     public boolean isEmpty() {
 401         return mLayout == R.layout.file_details_empty;
 402     }
 403
 404
 405     /**
 406      * Can be used to get the file that is currently being displayed.
 407      * @return The file on the screen.
 408      */
 409     public OCFile getDisplayedFile(){
 410         return mFile;
 411     }
 412
 413     /**
 414      * Use this method to signal this Activity that it shall update its view.
 415      *
 416      * @param file : An {@link OCFile}
 417      */
 418     public void updateFileDetails(OCFile file, Account ocAccount) {
 419         mFile = file;
 420         mAccount = ocAccount;
 421         updateFileDetails();
 422     }
 423
 424
 425     /**
 426      * Updates the view with all relevant details about that file.
 427      */
 428     public void updateFileDetails() {
 429
 430         if (mFile != null && mAccount != null && mLayout == R.layout.file_details_fragment) {
 431
 432             // set file details
 433             setFilename(mFile.getFileName());
 434             setFiletype(DisplayUtils.convertMIMEtoPrettyPrint(mFile
 435                     .getMimetype()));
 436             setFilesize(mFile.getFileLength());
 437             if(ocVersionSupportsTimeCreated()){
 438                 setTimeCreated(mFile.getCreationTimestamp());
 439             }
 440
 441             setTimeModified(mFile.getModificationTimestamp());
 442
 443             CheckBox cb = (CheckBox)getView().findViewById(R.id.fdKeepInSync);
 444             cb.setChecked(mFile.keepInSync());
 445
 446             // configure UI for depending upon local state of the file
 447             //if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath()) || FileUploader.isUploading(mAccount, mFile.getRemotePath())) {
 448             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 449             FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 450             if ((downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) || (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile))) {
 451                 setButtonsForTransferring();
 452
 453             } else if (mFile.isDown()) {
 454                 // Update preview
 455                 if (mFile.getMimetype().startsWith("image/")) {
 456                     BitmapLoader bl = new BitmapLoader();
 457                     bl.execute(new String[]{mFile.getStoragePath()});
 458                 }
 459
 460                 setButtonsForDown();
 461
 462             } else {
 463                 setButtonsForRemote();
 464             }
 465         }
 466     }
 467
 468
 469     /**
 470      * Updates the filename in view
 471      * @param filename to set
 472      */
 473     private void setFilename(String filename) {
 474         TextView tv = (TextView) getView().findViewById(R.id.fdFilename);
 475         if (tv != null)
 476             tv.setText(filename);
 477     }
 478
 479     /**
 480      * Updates the MIME type in view
 481      * @param mimetype to set
 482      */
 483     private void setFiletype(String mimetype) {
 484         TextView tv = (TextView) getView().findViewById(R.id.fdType);
 485         if (tv != null)
 486             tv.setText(mimetype);
 487     }
 488
 489     /**
 490      * Updates the file size in view
 491      * @param filesize in bytes to set
 492      */
 493     private void setFilesize(long filesize) {
 494         TextView tv = (TextView) getView().findViewById(R.id.fdSize);
 495         if (tv != null)
 496             tv.setText(DisplayUtils.bytesToHumanReadable(filesize));
 497     }
 498
 499     /**
 500      * Updates the time that the file was created in view
 501      * @param milliseconds Unix time to set
 502      */
 503     private void setTimeCreated(long milliseconds){
 504         TextView tv = (TextView) getView().findViewById(R.id.fdCreated);
 505         TextView tvLabel = (TextView) getView().findViewById(R.id.fdCreatedLabel);
 506         if(tv != null){
 507             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 508             tv.setVisibility(View.VISIBLE);
 509             tvLabel.setVisibility(View.VISIBLE);
 510         }
 511     }
 512
 513     /**
 514      * Updates the time that the file was last modified
 515      * @param milliseconds Unix time to set
 516      */
 517     private void setTimeModified(long milliseconds){
 518         TextView tv = (TextView) getView().findViewById(R.id.fdModified);
 519         if(tv != null){
 520             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 521         }
 522     }
 523
 524     /**
 525      * Enables or disables buttons for a file being downloaded
 526      */
 527     private void setButtonsForTransferring() {
 528         if (!isEmpty()) {
 529             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 530             downloadButton.setText(R.string.common_cancel);
 531             //downloadButton.setEnabled(false);
 532
 533             // let's protect the user from himself ;)
 534             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 535             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(false);
 536             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(false);
 537         }
 538     }
 539
 540     /**
 541      * Enables or disables buttons for a file locally available
 542      */
 543     private void setButtonsForDown() {
 544         if (!isEmpty()) {
 545             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 546             downloadButton.setText(R.string.filedetails_redownload);
 547             //downloadButton.setEnabled(true);
 548
 549             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(true);
 550             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 551             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 552         }
 553     }
 554
 555     /**
 556      * Enables or disables buttons for a file not locally available
 557      */
 558     private void setButtonsForRemote() {
 559         if (!isEmpty()) {
 560             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 561             downloadButton.setText(R.string.filedetails_download);
 562
 563             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 564             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 565             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 566         }
 567     }
 568
 569
 570     /**
 571      * In ownCloud 3.X.X and 4.X.X there is a bug that SabreDAV does not return
 572      * the time that the file was created. There is a chance that this will
 573      * be fixed in future versions. Use this method to check if this version of
 574      * ownCloud has this fix.
 575      * @return True, if ownCloud the ownCloud version is supporting creation time
 576      */
 577     private boolean ocVersionSupportsTimeCreated(){
 578         /*if(mAccount != null){
 579             AccountManager accManager = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);
 580             OwnCloudVersion ocVersion = new OwnCloudVersion(accManager
 581                     .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 582             if(ocVersion.compareTo(new OwnCloudVersion(0x030000)) < 0) {
 583                 return true;
 584             }
 585         }*/
 586         return false;
 587     }
 588
 589
 590     /**
 591      * Interface to implement by any Activity that includes some instance of FileDetailFragment
 592      *
 593      * @author David A. Velasco
 594      */
 595     public interface ContainerActivity extends TransferServiceGetter {
 596
 597         /**
 598          * Callback method invoked when the detail fragment wants to notice its container
 599          * activity about a relevant state the file shown by the fragment.
 600          *
 601          * Added to notify to FileDisplayActivity about the need of refresh the files list.
 602          *
 603          * Currently called when:
 604          *  - a download is started;
 605          *  - a rename is completed;
 606          *  - a deletion is completed;
 607          *  - the 'inSync' flag is changed;
 608          */
 609         public void onFileStateChanged();
 610
 611     }
 612
 613
 614     /**
 615      * Once the file download has finished -> update view
 616      * @author Bartek Przybylski
 617      */
 618     private class DownloadFinishReceiver extends BroadcastReceiver {
 619         @Override
 620         public void onReceive(Context context, Intent intent) {
 621             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
 622
 623             if (!isEmpty() && accountName.equals(mAccount.name)) {
 624                 boolean downloadWasFine = intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false);
 625                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 626                 if (mFile.getRemotePath().equals(downloadedRemotePath)) {
 627                     if (downloadWasFine) {
 628                         mFile.setStoragePath(intent.getStringExtra(FileDownloader.EXTRA_FILE_PATH));    // updates the local object without accessing the database again
 629                     }
 630                     updateFileDetails();    // it updates the buttons; must be called although !downloadWasFine
 631                 }
 632             }
 633         }
 634     }
 635
 636
 637     /**
 638      * Once the file upload has finished -> update view
 639      *
 640      * Being notified about the finish of an upload is necessary for the next sequence:
 641      *   1. Upload a big file.
 642      *   2. Force a synchronization; if it finished before the upload, the file in transfer will be included in the local database and in the file list
 643      *      of its containing folder; the the server includes it in the PROPFIND requests although it's not fully upload.
 644      *   3. Click the file in the list to see its details.
 645      *   4. Wait for the upload finishes; at this moment, the details view must be refreshed to enable the action buttons.
 646      */
 647     private class UploadFinishReceiver extends BroadcastReceiver {
 648         @Override
 649         public void onReceive(Context context, Intent intent) {
 650             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 651
 652             if (!isEmpty() && accountName.equals(mAccount.name)) {
 653                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
 654                 String uploadRemotePath = intent.getStringExtra(FileUploader.EXTRA_REMOTE_PATH);
 655                 if (mFile.getRemotePath().equals(uploadRemotePath)) {
 656                     if (uploadWasFine) {
 657                         FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getApplicationContext().getContentResolver());
 658                         mFile = fdsm.getFileByPath(mFile.getRemotePath());
 659                     }
 660                     updateFileDetails();    // it updates the buttons; must be called although !uploadWasFine; interrupted uploads still leave an incomplete file in the server
 661                 }
 662             }
 663         }
 664     }
 665
 666
 667     // this is a temporary class for sharing purposes, it need to be replaced in transfer service
 668     @SuppressWarnings("unused")
 669     private class ShareRunnable implements Runnable {
 670         private String mPath;
 671
 672         public ShareRunnable(String path) {
 673             mPath = path;
 674         }
 675
 676         public void run() {
 677             AccountManager am = AccountManager.get(getActivity());
 678             Account account = AccountUtils.getCurrentOwnCloudAccount(getActivity());
 679             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 680             String url = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + AccountUtils.getWebdavPath(ocv);
 681
 682             Log.d("share", "sharing for version " + ocv.toString());
 683
 684             if (ocv.compareTo(new OwnCloudVersion(0x040000)) >= 0) {
 685                 String APPS_PATH = "/apps/files_sharing/";
 686                 String SHARE_PATH = "ajax/share.php";
 687
 688                 String SHARED_PATH = "/apps/files_sharing/get.php?token=";
 689
 690                 final String WEBDAV_SCRIPT = "webdav.php";
 691                 final String WEBDAV_FILES_LOCATION = "/files/";
 692
 693                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(account, getActivity().getApplicationContext());
 694                 HttpConnectionManagerParams params = new HttpConnectionManagerParams();
 695                 params.setMaxConnectionsPerHost(wc.getHostConfiguration(), 5);
 696
 697                 //wc.getParams().setParameter("http.protocol.single-cookie-header", true);
 698                 //wc.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
 699
 700                 PostMethod post = new PostMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + APPS_PATH + SHARE_PATH);
 701
 702                 post.addRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8" );
 703                 post.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 704                 List<NameValuePair> formparams = new ArrayList<NameValuePair>();
 705                 Log.d("share", mPath+"");
 706                 formparams.add(new BasicNameValuePair("sources",mPath));
 707                 formparams.add(new BasicNameValuePair("uid_shared_with", "public"));
 708                 formparams.add(new BasicNameValuePair("permissions", "0"));
 709                 post.setRequestEntity(new StringRequestEntity(URLEncodedUtils.format(formparams, HTTP.UTF_8)));
 710
 711                 int status;
 712                 try {
 713                     PropFindMethod find = new PropFindMethod(url+"/");
 714                     find.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 715                     Log.d("sharer", ""+ url+"/");
 716
 717                     for (org.apache.commons.httpclient.Header a : find.getRequestHeaders()) {
 718                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 719                     }
 720
 721                     int status2 = wc.executeMethod(find);
 722
 723                     Log.d("sharer", "propstatus "+status2);
 724
 725                     GetMethod get = new GetMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + "/");
 726                     get.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 727
 728                     status2 = wc.executeMethod(get);
 729
 730                     Log.d("sharer", "getstatus "+status2);
 731                     Log.d("sharer", "" + get.getResponseBodyAsString());
 732
 733                     for (org.apache.commons.httpclient.Header a : get.getResponseHeaders()) {
 734                         Log.d("sharer", a.getName() + ":"+a.getValue());
 735                     }
 736
 737                     status = wc.executeMethod(post);
 738                     for (org.apache.commons.httpclient.Header a : post.getRequestHeaders()) {
 739                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 740                     }
 741                     for (org.apache.commons.httpclient.Header a : post.getResponseHeaders()) {
 742                         Log.d("sharer", a.getName() + ":"+a.getValue());
 743                     }
 744                     String resp = post.getResponseBodyAsString();
 745                     Log.d("share", ""+post.getURI().toString());
 746                     Log.d("share", "returned status " + status);
 747                     Log.d("share", " " +resp);
 748
 749                     if(status != HttpStatus.SC_OK ||resp == null || resp.equals("") || resp.startsWith("false")) {
 750                         return;
 751                      }
 752
 753                     JSONObject jsonObject = new JSONObject (resp);
 754                     String jsonStatus = jsonObject.getString("status");
 755                     if(!jsonStatus.equals("success")) throw new Exception("Error while sharing file status != success");
 756
 757                     String token = jsonObject.getString("data");
 758                     String uri = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + SHARED_PATH + token;
 759                     Log.d("Actions:shareFile ok", "url: " + uri);
 760
 761                 } catch (Exception e) {
 762                     e.printStackTrace();
 763                 }
 764
 765             } else if (ocv.compareTo(new OwnCloudVersion(0x030000)) >= 0) {
 766
 767             }
 768         }
 769     }
 770
 771     public void onDismiss(EditNameFragment dialog) {
 772         if (dialog instanceof EditNameFragment) {
 773             if (((EditNameFragment)dialog).getResult()) {
 774                 String newFilename = ((EditNameFragment)dialog).getNewFilename();
 775                 Log.d(TAG, "name edit dialog dismissed with new name " + newFilename);
 776                 if (!newFilename.equals(mFile.getFileName())) {
 777                     FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 778                     if (fdsm.getFileById(mFile.getFileId()) != null) {
 779                         OCFile newFile = new OCFile(fdsm.getFileById(mFile.getParentId()).getRemotePath() + newFilename);
 780                         newFile.setCreationTimestamp(mFile.getCreationTimestamp());
 781                         newFile.setFileId(mFile.getFileId());
 782                         newFile.setFileLength(mFile.getFileLength());
 783                         newFile.setKeepInSync(mFile.keepInSync());
 784                         newFile.setLastSyncDate(mFile.getLastSyncDate());
 785                         newFile.setMimetype(mFile.getMimetype());
 786                         newFile.setModificationTimestamp(mFile.getModificationTimestamp());
 787                         newFile.setParentId(mFile.getParentId());
 788                         boolean localRenameFails = false;
 789                         if (mFile.isDown()) {
 790                             File f = new File(mFile.getStoragePath());
 791                             Log.e(TAG, f.getAbsolutePath());
 792                             localRenameFails = !(f.renameTo(new File(f.getParent() + File.separator + newFilename)));
 793                             Log.e(TAG, f.getParent() + File.separator + newFilename);
 794                             newFile.setStoragePath(f.getParent() + File.separator + newFilename);
 795                         }
 796
 797                         if (localRenameFails) {
 798                             Toast msg = Toast.makeText(getActivity(), R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
 799                             msg.show();
 800
 801                         } else {
 802                             new Thread(new RenameRunnable(mFile, newFile, mAccount, new Handler())).start();
 803                             boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 804                             getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 805                         }
 806
 807                     }
 808                 }
 809             }
 810         } else {
 811             Log.e(TAG, "Unknown dialog instance passed to onDismissDalog: " + dialog.getClass().getCanonicalName());
 812         }
 813
 814     }
 815
 816     private class RenameRunnable implements Runnable {
 817
 818         Account mAccount;
 819         OCFile mOld, mNew;
 820         Handler mHandler;
 821
 822         public RenameRunnable(OCFile oldFile, OCFile newFile, Account account, Handler handler) {
 823             mOld = oldFile;
 824             mNew = newFile;
 825             mAccount = account;
 826             mHandler = handler;
 827         }
 828
 829         public void run() {
 830             WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 831             AccountManager am = AccountManager.get(getSherlockActivity());
 832             String baseUrl = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
 833             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 834             String webdav_path = AccountUtils.getWebdavPath(ocv);
 835             Log.d("ASD", ""+baseUrl + webdav_path + WebdavUtils.encodePath(mOld.getRemotePath()));
 836
 837             Log.e("ASD", Uri.parse(baseUrl).getPath() == null ? "" : Uri.parse(baseUrl).getPath() + webdav_path + WebdavUtils.encodePath(mNew.getRemotePath()));
 838             LocalMoveMethod move = new LocalMoveMethod(baseUrl + webdav_path + WebdavUtils.encodePath(mOld.getRemotePath()),
 839                                              Uri.parse(baseUrl).getPath() == null ? "" : Uri.parse(baseUrl).getPath() + webdav_path + WebdavUtils.encodePath(mNew.getRemotePath()));
 840
 841             boolean success = false;
 842             try {
 843                 int status = wc.executeMethod(move);
 844                 success = move.succeeded();
 845                 move.getResponseBodyAsString(); // exhaust response, although not interesting
 846                 Log.d(TAG, "Move returned status: " + status);
 847
 848             } catch (HttpException e) {
 849                 Log.e(TAG, "HTTP Exception renaming file " + mOld.getRemotePath() + " to " + mNew.getRemotePath(), e);
 850
 851             } catch (IOException e) {
 852                 Log.e(TAG, "I/O Exception renaming file " + mOld.getRemotePath() + " to " + mNew.getRemotePath(), e);
 853
 854             } catch (Exception e) {
 855                 Log.e(TAG, "Unexpected exception renaming file " + mOld.getRemotePath() + " to " + mNew.getRemotePath(), e);
 856
 857             } finally {
 858                move.releaseConnection();
 859             }
 860
 861             if (success) {
 862                 FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 863                 fdsm.removeFile(mOld, false);
 864                 fdsm.saveFile(mNew);
 865                 mFile = mNew;
 866                 mHandler.post(new Runnable() {
 867                     @Override
 868                     public void run() {
 869                         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 870                         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 871                         updateFileDetails(mFile, mAccount);
 872                         mContainerActivity.onFileStateChanged();
 873                     }
 874                 });
 875
 876             } else {
 877                 mHandler.post(new Runnable() {
 878                     @Override
 879                     public void run() {
 880                         // undo the local rename
 881                         if (mNew.isDown()) {
 882                             File f = new File(mNew.getStoragePath());
 883                             if (!f.renameTo(new File(mOld.getStoragePath()))) {
 884                                 // the local rename undoing failed; last chance: save the new local storage path in the old file
 885                                 mFile.setStoragePath(mNew.getStoragePath());
 886                                 FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 887                                 fdsm.saveFile(mFile);
 888                             }
 889                         }
 890                         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 891                         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 892                         try {
 893                             Toast msg = Toast.makeText(getActivity(), R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
 894                             msg.show();
 895
 896                         } catch (NotFoundException e) {
 897                             e.printStackTrace();
 898                         }
 899                     }
 900                 });
 901             }
 902         }
 903         private class LocalMoveMethod extends DavMethodBase {
 904
 905             public LocalMoveMethod(String uri, String dest) {
 906                 super(uri);
 907                 addRequestHeader(new org.apache.commons.httpclient.Header("Destination", dest));
 908             }
 909
 910             @Override
 911             public String getName() {
 912                 return "MOVE";
 913             }
 914
 915             @Override
 916             protected boolean isSuccess(int status) {
 917                 return status == 201 || status == 204;
 918             }
 919
 920         }
 921     }
 922
 923     private static class EditNameFragment extends SherlockDialogFragment implements OnClickListener {
 924
 925         private String mNewFilename;
 926         private boolean mResult;
 927         private FileDetailFragment mListener;
 928
 929         static public EditNameFragment newInstance(String filename) {
 930             EditNameFragment f = new EditNameFragment();
 931             Bundle args = new Bundle();
 932             args.putString("filename", filename);
 933             f.setArguments(args);
 934             return f;
 935         }
 936
 937         @Override
 938         public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
 939             View v = inflater.inflate(R.layout.edit_box_dialog, container, false);
 940
 941             String currentName = getArguments().getString("filename");
 942             if (currentName == null)
 943                 currentName = "";
 944
 945             ((Button)v.findViewById(R.id.cancel)).setOnClickListener(this);
 946             ((Button)v.findViewById(R.id.ok)).setOnClickListener(this);
 947             ((TextView)v.findViewById(R.id.user_input)).setText(currentName);
 948             ((TextView)v.findViewById(R.id.user_input)).requestFocus();
 949             getDialog().getWindow().setSoftInputMode(LayoutParams.SOFT_INPUT_STATE_VISIBLE);
 950
 951             mResult = false;
 952             return v;
 953         }
 954
 955         @Override
 956         public void onClick(View view) {
 957             switch (view.getId()) {
 958                 case R.id.ok: {
 959                     mNewFilename = ((TextView)getView().findViewById(R.id.user_input)).getText().toString();
 960                     mResult = true;
 961                 }
 962                 case R.id.cancel: { // fallthought
 963                     dismiss();
 964                     mListener.onDismiss(this);
 965                 }
 966             }
 967         }
 968
 969         void setOnDismissListener(FileDetailFragment listener) {
 970             mListener = listener;
 971         }
 972
 973         public String getNewFilename() {
 974             return mNewFilename;
 975         }
 976
 977         // true if user click ok
 978         public boolean getResult() {
 979             return mResult;
 980         }
 981
 982     }
 983
 984     private class RemoveRunnable implements Runnable {
 985
 986         Account mAccount;
 987         OCFile mFileToRemove;
 988         Handler mHandler;
 989
 990         public RemoveRunnable(OCFile fileToRemove, Account account, Handler handler) {
 991             mFileToRemove = fileToRemove;
 992             mAccount = account;
 993             mHandler = handler;
 994         }
 995
 996         public void run() {
 997             WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 998             AccountManager am = AccountManager.get(getSherlockActivity());
 999             String baseUrl = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
1000             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
1001             String webdav_path = AccountUtils.getWebdavPath(ocv);
1002             Log.d("ASD", ""+baseUrl + webdav_path + WebdavUtils.encodePath(mFileToRemove.getRemotePath()));
1003
1004             DeleteMethod delete = new DeleteMethod(baseUrl + webdav_path + WebdavUtils.encodePath(mFileToRemove.getRemotePath()));
1005
1006             boolean success = false;
1007             int status = -1;
1008             try {
1009                 status = wc.executeMethod(delete);
1010                 success = (delete.succeeded());
1011                 delete.getResponseBodyAsString();   // exhaust the response, although not interesting
1012                 Log.d(TAG, "Delete: returned status " + status);
1013
1014             } catch (HttpException e) {
1015                 Log.e(TAG, "HTTP Exception removing file " + mFileToRemove.getRemotePath(), e);
1016
1017             } catch (IOException e) {
1018                 Log.e(TAG, "I/O Exception removing file " + mFileToRemove.getRemotePath(), e);
1019
1020             } catch (Exception e) {
1021                 Log.e(TAG, "Unexpected exception removing file " + mFileToRemove.getRemotePath(), e);
1022
1023             } finally {
1024                 delete.releaseConnection();
1025             }
1026
1027             if (success) {
1028                 FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
1029                 fdsm.removeFile(mFileToRemove, true);
1030                 mHandler.post(new Runnable() {
1031                     @Override
1032                     public void run() {
1033                         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
1034                         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
1035                         try {
1036                             Toast msg = Toast.makeText(getActivity().getApplicationContext(), R.string.remove_success_msg, Toast.LENGTH_LONG);
1037                             msg.show();
1038                             if (inDisplayActivity) {
1039                                 // double pane
1040                                 FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
1041                                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
1042                                 transaction.commit();
1043                                 mContainerActivity.onFileStateChanged();
1044
1045                             } else {
1046                                 getActivity().finish();
1047                             }
1048
1049                         } catch (NotFoundException e) {
1050                             e.printStackTrace();
1051                         }
1052                     }
1053                 });
1054
1055             } else {
1056                 mHandler.post(new Runnable() {
1057                     @Override
1058                     public void run() {
1059                         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
1060                         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
1061                         try {
1062                             Toast msg = Toast.makeText(getActivity(), R.string.remove_fail_msg, Toast.LENGTH_LONG);
1063                             msg.show();
1064
1065                         } catch (NotFoundException e) {
1066                             e.printStackTrace();
1067                         }
1068                     }
1069                 });
1070             }
1071         }
1072
1073     }
1074
1075     class BitmapLoader extends AsyncTask<String, Void, Bitmap> {
1076         @SuppressLint({ "NewApi", "NewApi", "NewApi" }) // to avoid Lint errors since Android SDK r20
1077                 @Override
1078         protected Bitmap doInBackground(String... params) {
1079             Bitmap result = null;
1080             if (params.length != 1) return result;
1081             String storagePath = params[0];
1082             try {
1083
1084                 BitmapFactory.Options options = new Options();
1085                 options.inScaled = true;
1086                 options.inPurgeable = true;
1087                 options.inJustDecodeBounds = true;
1088                 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.GINGERBREAD_MR1) {
1089                     options.inPreferQualityOverSpeed = false;
1090                 }
1091                 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
1092                     options.inMutable = false;
1093                 }
1094
1095                 result = BitmapFactory.decodeFile(storagePath, options);
1096                 options.inJustDecodeBounds = false;
1097
1098                 int width = options.outWidth;
1099                 int height = options.outHeight;
1100                 int scale = 1;
1101                 if (width >= 2048 || height >= 2048) {
1102                     scale = (int) Math.ceil((Math.ceil(Math.max(height, width) / 2048.)));
1103                     options.inSampleSize = scale;
1104                 }
1105                 Display display = getActivity().getWindowManager().getDefaultDisplay();
1106                 Point size = new Point();
1107                 int screenwidth;
1108                 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB_MR2) {
1109                     display.getSize(size);
1110                     screenwidth = size.x;
1111                 } else {
1112                     screenwidth = display.getWidth();
1113                 }
1114
1115                 Log.e("ASD", "W " + width + " SW " + screenwidth);
1116
1117                 if (width > screenwidth) {
1118                     scale = (int) Math.ceil((float)width / screenwidth);
1119                     options.inSampleSize = scale;
1120                 }
1121
1122                 result = BitmapFactory.decodeFile(storagePath, options);
1123
1124                 Log.e("ASD", "W " + options.outWidth + " SW " + options.outHeight);
1125
1126             } catch (OutOfMemoryError e) {
1127                 result = null;
1128                 Log.e(TAG, "Out of memory occured for file with size " + storagePath);
1129
1130             } catch (NoSuchFieldError e) {
1131                 result = null;
1132                 Log.e(TAG, "Error from access to unexisting field despite protection " + storagePath);
1133
1134             } catch (Throwable t) {
1135                 result = null;
1136                 Log.e(TAG, "Unexpected error while creating image preview " + storagePath, t);
1137             }
1138             return result;
1139         }
1140         @Override
1141         protected void onPostExecute(Bitmap result) {
1142             if (result != null && mPreview != null) {
1143                 mPreview.setImageBitmap(result);
1144             }
1145         }
1146
1147     }
1148
1149
1150 }